Bowling lane conditioning machine



FIG. 1 is a front-left perspective view of a bowling lane conditioning machine showing our new design in which a handle is shown in broken lines.

FIG. 2 is a left-side view thereof.

FIG. 3 is a right-side view thereof.

FIG. 4 is a rear view thereof.

FIG. 5 is a front view thereof.

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a bowling lane conditioning machine, as shown and described. 